Ventilating means for boots and shoes



libi: N M JV Dec. 25, 1928.

' M. A. SHANAHAN VENTILATING MEANS FOR BOOTS AND SHOES Flled March 15, 1928 rammed De.,25,t192s. l I 1,696,457 UNITED! STATES PATENT l. OFFICE.

MICHAEL A. SHANAHAN, OF LIBBY, MONTANA. ITENTLATING MEANS FOR BOOTS AND SHOES. Application :tiled llarch 15, 1928.' Serial No. 261,766.

This invention relates to Ventilating means of the tubes 4 both in the heel portion 8 andl for boot-s and shoes and more particularly to the toe portion 9 to aid in the circulation of an insole for the same, wherein is incorporatthe air. ed the said Ventilating means. l In useand operation thel insole is placed in 55 5 The main object is to provide an insole to a boot or shoe (not shown) and as the wearei` be placed in a boot or shoe, whereby the in- Walks pressure is alternately placed 'upon A terior of the same will be ventilated, the the heel 8 and toe 9 of the insole l as may be drawing in and expelling of the air' being readily understood. This action causes the automatically accomplished by the alternate tubes 4 to be alternately compressed and re- SO l0 pressure and release of the foot upon the said leased so that air will be forced in and out insole in the boot or shoe. of the open ends and the vents 7 thereof.

Another object is to provide a simple and Thus as pressure is placed upon the heel 8 air cheap device such as described, which may will be forced out of the-tubes int-o the forbe made in various sizes and forms to fit any ward portion of the boot or shoe through the 65 15 boot or shoe and which cannot get out of vents 7. As pressure is removed from the order. heel 8 and placed upon the toe 9, air will be IVith the foregoing and other objects in forced into the shoe from the vents 7 in the View, the invention resides in. the peculiar rear or heel portions of thev tube and from the construction and arrangement of the several extended ends 6 thereof. The casing 3 being 70 parts as hereinafter fully set forth and Ina-de of Vcloth allows the air to pass freely claimed. therethrough.

In the drawings: It is obvious that-any desired number of Figure l is a plan view of an insole contubes may be used and also that the'device structef: in accordance with my invention, may be built permanently into the boot or 75 n 25 part-s thereof being shown broken away and shoe in the process of making the same.

in section. While I have herein set forth ay preferred Figure 2 is an edge view of the same also embodiment of my invention, it is understood partly broken away. u that I may vary from the same in minor de- Figure 3 is an enlarged transverse sectional tails,fnot departing from the spirit of the in- `so 30 View taken along the line 3-3 of Figure 1. vention and withinthe scope of the appended Referring now more particularly to the claim. drawings, the reference numeral` 1 indicates I claim: the insole proper, formed ofthe body 2 and In a Ventilating device for boots or shoes,

2, may be of leather or any other suitable/niaside easing therefor, said body being formed t-erial and is formed in two pieces, positioned of ytwo elongated portions disposed side bv in spaced relation, providing a longitudinal side in parallel spaced relation within the channel or slot4 as ,shown in Figure l of the 'said outer casing and thereby forming a drawing. The casingis made of cloth'or the longitudinal channel, and a plurality" of 90 like and is of a shape and size to snugly fit the elongated elastic air tubes positioned within said body 2. The said bodyrQ may be secured the said channel between the said spaced in its spaced rrelation within the casing 3 by body port-ions, the said tubes being of a diamglue or a similar process. A plurality of eter somewhat greater than the thickness of small rubber tubes 5 are positioned lin the the body portion so as to slightly elevate the 95 4 channel or slot 4, and extend out rearwardly upper side of the said casing along its medial through the casing 3 as shownat. The said longitudinal portion, while the marginal portubes 5 are' substantially larger in diameter tions of the said upper side of the casing re- -than the. thickness 'of the body 2 of the insole main in contact with the said body portion.

l so that they will project somewhat above thel In testimony whereof I affix mv signature. plane of the same as shown in Figure 3. Air y Y vents or port-s 7 are formed through the walls MICHAEL A. SHANAHAN.

the outside covering or easing 3. The body 4an insole comprising an inner body, an out- S5 

